Coconut Oil, Artichoke Hearts, Absinthe

Kate Quilton learns how coconut oil is extracted in Vietnam before heading to the English seaside, where she commandeers a mobile chip van to find out which oil is the healthiest. Jimmy Doherty is in Italy to find out what goes into a supermarket jar of artichoke hearts, while Matt Tebbutt discovers whether absinthe can really lead to hallucinations and madness.